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Chapter 8 I/O Unit Replacement 8-5
Note – Do not install an I/O Box link card (or any PCIe card sensitive to timing
delays) in the slot marked PCI cassette #1 in FIGURE 8-3.
8.1.1 Accessing the PCI Cassette
Before you remove the PCI cassette, make sure that there is no I/O activity on the
card in the cassette.
Caution – Use proper ESD grounding techniques when handling components. See
“Safety Precautions” on page 1-1.
● Remove the PCI cassette from the system.
This step includes using the cfgadm command to determine the Ap_Id and
disconnecting the PCI cassette. See “Removing a FRU From a Domain” on
page 4-4.
8.1.2 Removing the PCI Cassette
1. Label and disconnect cables from the PCI cassette.
Caution – On the PCI cassette, when removing cables such as LAN cable, if your
finger cannot reach the latch lock of the connector, press the latch with a flathead
screwdriver to remove the cable. Forcing your finger into the clearance can cause
damage to the PCI card.
Caution – When removing cables such as LAN cable, if your finger can’t reach the
latch lock of the connector, press the latch with a flathead screwdriver to remove the
cable. Forcing your finger into the clearance can cause damage to the PCI card. Pinch
the handle together to release the lever (FIGURE 8-4).
2. Push the lever to the right to unseat the PCI cassette.